﻿function initEcAd() {
    document.all.AdLayer1.style.posTop = -200;
    document.all.AdLayer1.style.visibility = 'visible';
    document.all.AdLayer2.style.posTop = -200;
    document.all.AdLayer2.style.visibility = 'visible';
    MoveLeftLayer('AdLayer1');
    MoveRightLayer('AdLayer2');
}
function MoveLeftLayer(layerName) {
    var x = 5;
    var y = 100;// 左侧广告距离页首高度
    var diff = (document.body.scrollTop + y - document.all.AdLayer1.style.posTop) * .40;
    var y = document.body.scrollTop + y - diff;
    eval("document.all." + layerName + ".style.posTop = parseInt(y)");
    eval("document.all." + layerName + ".style.posLeft = x");
    setTimeout("MoveLeftLayer('AdLayer1');", 20);
}
function MoveRightLayer(layerName) {
    var x = 5;
    var y = 100;// 右侧广告距离页首高度
    var diff = (document.body.scrollTop + y - document.all.AdLayer2.style.posTop) * .40;
    var y = document.body.scrollTop + y - diff;
    eval("document.all." + layerName + ".style.posTop = y");
    eval("document.all." + layerName + ".style.posRight = x");
    setTimeout("MoveRightLayer('AdLayer2');", 20);
}

document.write("<div id=AdLayer1 style='position: absolute;visibility:hidden;z-index:1'>{0}</div>"
+ "<div id=AdLayer2 style='position: absolute;visibility:hidden;z-index:1'>{0}</div>");
initEcAd();// JavaScript Document